Finding the Fourth Proportional to 75,370.24, 104,003.94 and 45,155.08
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Solution
The fourth proportional to 75,370.24, 104,003.94 and 45,155.08 is: 62,309.82
Step by Step Solution
- Step 1: Write the proportion equation
75,370.24 : 104,003.94 = 45,155.08 : x - Step 2: Convert to fraction form
75,370.24/104,003.94 = 45,155.08/x - Step 3: Cross multiply
75,370.24x = 104,003.94 × 45,155.08 - Step 4: Simplify right side
75,370.24x = 4,696,306,231.02 - Step 5: Solve for x
x = 4,696,306,231.02/75,370.24 - Step 6: Final answer
x = 62,309.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.